<?php
 namespace lib\mail\PHPMailer; class PHPMailer { const CHARSET_ASCII = 'us-ascii'; const CHARSET_ISO88591 = 'iso-8859-1'; const CHARSET_UTF8 = 'utf-8'; const CONTENT_TYPE_PLAINTEXT = 'text/plain'; const CONTENT_TYPE_TEXT_CALENDAR = 'text/calendar'; const CONTENT_TYPE_TEXT_HTML = 'text/html'; const CONTENT_TYPE_MULTIPART_ALTERNATIVE = 'multipart/alternative'; const CONTENT_TYPE_MULTIPART_MIXED = 'multipart/mixed'; const CONTENT_TYPE_MULTIPART_RELATED = 'multipart/related'; const ENCODING_7BIT = '7bit'; const ENCODING_8BIT = '8bit'; const ENCODING_BASE64 = 'base64'; const ENCODING_BINARY = 'binary'; const ENCODING_QUOTED_PRINTABLE = 'quoted-printable'; const ENCRYPTION_STARTTLS = 'tls'; const ENCRYPTION_SMTPS = 'ssl'; const ICAL_METHOD_REQUEST = 'REQUEST'; const ICAL_METHOD_PUBLISH = 'PUBLISH'; const ICAL_METHOD_REPLY = 'REPLY'; const ICAL_METHOD_ADD = 'ADD'; const ICAL_METHOD_CANCEL = 'CANCEL'; const ICAL_METHOD_REFRESH = 'REFRESH'; const ICAL_METHOD_COUNTER = 'COUNTER'; const ICAL_METHOD_DECLINECOUNTER = 'DECLINECOUNTER'; public $Priority; public $CharSet = self::CHARSET_ISO88591; public $ContentType = self::CONTENT_TYPE_PLAINTEXT; public $Encoding = self::ENCODING_8BIT; public $ErrorInfo = ''; public $From = ''; public $FromName = ''; public $Sender = ''; public $Subject = ''; public $Body = ''; public $AltBody = ''; public $Ical = ''; protected static $IcalMethods = [ self::ICAL_METHOD_REQUEST, self::ICAL_METHOD_PUBLISH, self::ICAL_METHOD_REPLY, self::ICAL_METHOD_ADD, self::ICAL_METHOD_CANCEL, self::ICAL_METHOD_REFRESH, self::ICAL_METHOD_COUNTER, self::ICAL_METHOD_DECLINECOUNTER, ]; protected $MIMEBody = ''; protected $MIMEHeader = ''; protected $mailHeader = ''; public $WordWrap = 0; public $Mailer = 'mail'; public $Sendmail = '/usr/sbin/sendmail'; public $UseSendmailOptions = true; public $ConfirmReadingTo = ''; public $Hostname = ''; public $MessageID = ''; public $MessageDate = ''; public $Host = 'localhost'; public $Port = 25; public $Helo = ''; public $SMTPSecure = ''; public $SMTPAutoTLS = true; public $SMTPAuth = false; public $SMTPOptions = []; public $Username = ''; public $Password = ''; public $AuthType = ''; protected $oauth; public $Timeout = 300; public $dsn = ''; public $SMTPDebug = 0; public $Debugoutput = 'echo'; public $SMTPKeepAlive = false; public $SingleTo = false; protected $SingleToArray = []; public $do_verp = false; public $AllowEmpty = false; public $DKIM_selector = ''; public $DKIM_identity = ''; public $DKIM_passphrase = ''; public $DKIM_domain = ''; public $DKIM_copyHeaderFields = true; public $DKIM_extraHeaders = []; public $DKIM_private = ''; public $DKIM_private_string = ''; public $action_function = ''; public $XMailer = ''; public static $validator = 'php'; protected $smtp; protected $to = []; protected $cc = []; protected $bcc = []; protected $ReplyTo = []; protected $all_recipients = []; protected $RecipientsQueue = []; protected $ReplyToQueue = []; protected $attachment = []; protected $CustomHeader = []; protected $lastMessageID = ''; protected $message_type = ''; protected $boundary = []; protected $language = []; protected $error_count = 0; protected $sign_cert_file = ''; protected $sign_key_file = ''; protected $sign_extracerts_file = ''; protected $sign_key_pass = ''; protected $exceptions = false; protected $uniqueid = ''; const VERSION = '6.5.1'; const STOP_MESSAGE = 0; const STOP_CONTINUE = 1; const STOP_CRITICAL = 2; const CRLF = "\r\n"; const FWS = ' '; protected static $LE = self::CRLF; const MAIL_MAX_LINE_LENGTH = 63; const MAX_LINE_LENGTH = 998; const STD_LINE_LENGTH = 76; public function __construct($exceptions = null) { if (null !== $exceptions) { $this->exceptions = (bool) $exceptions; } $this->Debugoutput = (strpos(PHP_SAPI, 'cli') !== false ? 'echo' : 'html'); } public function __destruct() { $this->smtpClose(); } private function mailPassthru($to, $subject, $body, $header, $params) { if (ini_get('mbstring.func_overload') & 1) { $subject = $this->secureHeader($subject); } else { $subject = $this->encodeHeader($this->secureHeader($subject)); } $this->edebug('Sending with mail()'); $this->edebug('Sendmail path: ' . ini_get('sendmail_path')); $this->edebug("Envelope sender: {$this->Sender}"); $this->edebug("To: {$to}"); $this->edebug("Subject: {$subject}"); $this->edebug("Headers: {$header}"); if (!$this->UseSendmailOptions || null === $params) { $result = @mail($to, $subject, $body, $header); } else { $this->edebug("Additional params: {$params}"); $result = @mail($to, $subject, $body, $header, $params); } $this->edebug('Result: ' . ($result ? 'true' : 'false')); return $result; } protected function edebug($str) { if ($this->SMTPDebug <= 0) { return; } if ($this->Debugoutput instanceof \Psr\Log\LoggerInterface) { $this->Debugoutput->debug($str); return; } if (is_callable($this->Debugoutput) && !in_array($this->Debugoutput, ['error_log', 'html', 'echo'])) { call_user_func($this->Debugoutput, $str, $this->SMTPDebug); return; } switch ($this->Debugoutput) { case 'error_log': error_log($str); break; case 'html': echo htmlentities( preg_replace('/[\r\n]+/', '', $str), ENT_QUOTES, 'UTF-8' ), "<br>\n"; break; case 'echo': default: $str = preg_replace('/\r\n|\r/m', "\n", $str); echo gmdate('Y-m-d H:i:s'), "\t", trim( str_replace( "\n", "\n                   \t                  ", trim($str) ) ), "\n"; } } public function isHTML($isHtml = true) { if ($isHtml) { $this->ContentType = static::CONTENT_TYPE_TEXT_HTML; } else { $this->ContentType = static::CONTENT_TYPE_PLAINTEXT; } } public function isSMTP() { $this->Mailer = 'smtp'; } public function isMail() { $this->Mailer = 'mail'; } public function isSendmail() { $ini_sendmail_path = ini_get('sendmail_path'); if (false === stripos($ini_sendmail_path, 'sendmail')) { $this->Sendmail = '/usr/sbin/sendmail'; } else { $this->Sendmail = $ini_sendmail_path; } $this->Mailer = 'sendmail'; } public function isQmail() { $ini_sendmail_path = ini_get('sendmail_path'); if (false === stripos($ini_sendmail_path, 'qmail')) { $this->Sendmail = '/var/qmail/bin/qmail-inject'; } else { $this->Sendmail = $ini_sendmail_path; } $this->Mailer = 'qmail'; } public function addAddress($address, $name = '') { return $this->addOrEnqueueAnAddress('to', $address, $name); } public function addCC($address, $name = '') { return $this->addOrEnqueueAnAddress('cc', $address, $name); } public function addBCC($address, $name = '') { return $this->addOrEnqueueAnAddress('bcc', $address, $name); } public function addReplyTo($address, $name = '') { return $this->addOrEnqueueAnAddress('Reply-To', $address, $name); } protected function addOrEnqueueAnAddress($kind, $address, $name) { $address = trim($address); $name = trim(preg_replace('/[\r\n]+/', '', $name)); $pos = strrpos($address, '@'); if (false === $pos) { $error_message = sprintf( '%s (%s): %s', $this->lang('invalid_address'), $kind, $address ); $this->setError($error_message); $this->edebug($error_message); if ($this->exceptions) { throw new Exception($error_message); } return false; } $params = [$kind, $address, $name]; if (static::idnSupported() && $this->has8bitChars(substr($address, ++$pos))) { if ('Reply-To' !== $kind) { if (!array_key_exists($address, $this->RecipientsQueue)) { $this->RecipientsQueue[$address] = $params; return true; } } elseif (!array_key_exists($address, $this->ReplyToQueue)) { $this->ReplyToQueue[$address] = $params; return true; } return false; } return call_user_func_array([$this, 'addAnAddress'], $params); } protected function addAnAddress($kind, $address, $name = '') { if (!in_array($kind, ['to', 'cc', 'bcc', 'Reply-To'])) { $error_message = sprintf( '%s: %s', $this->lang('Invalid recipient kind'), $kind ); $this->setError($error_message); $this->edebug($error_message); if ($this->exceptions) { throw new Exception($error_message); } return false; } if (!static::validateAddress($address)) { $error_message = sprintf( '%s (%s): %s', $this->lang('invalid_address'), $kind, $address ); $this->setError($error_message); $this->edebug($error_message); if ($this->exceptions) { throw new Exception($error_message); } return false; } if ('Reply-To' !== $kind) { if (!array_key_exists(strtolower($address), $this->all_recipients)) { $this->{$kind}[] = [$address, $name]; $this->all_recipients[strtolower($address)] = true; return true; } } elseif (!array_key_exists(strtolower($address), $this->ReplyTo)) { $this->ReplyTo[strtolower($address)] = [$address, $name]; return true; } return false; } public static function parseAddresses($addrstr, $useimap = true, $charset = self::CHARSET_ISO88591) { $addresses = []; if ($useimap && function_exists('imap_rfc822_parse_adrlist')) { $list = imap_rfc822_parse_adrlist($addrstr, ''); imap_errors(); foreach ($list as $address) { if ( '.SYNTAX-ERROR.' !== $address->host && static::validateAddress($address->mailbox . '@' . $address->host) ) { if ( property_exists($address, 'personal') && defined('MB_CASE_UPPER') && preg_match('/^=\?.*\?=$/s', $address->personal) ) { $origCharset = mb_internal_encoding(); mb_internal_encoding($charset); $address->personal = str_replace('_', '=20', $address->personal); $address->personal = mb_decode_mimeheader($address->personal); mb_internal_encoding($origCharset); } $addresses[] = [ 'name' => (property_exists($address, 'personal') ? $address->personal : ''), 'address' => $address->mailbox . '@' . $address->host, ]; } } } else { $list = explode(',', $addrstr); foreach ($list as $address) { $address = trim($address); if (strpos($address, '<') === false) { if (static::validateAddress($address)) { $addresses[] = [ 'name' => '', 'address' => $address, ]; } } else { list($name, $email) = explode('<', $address); $email = trim(str_replace('>', '', $email)); $name = trim($name); if (static::validateAddress($email)) { if (defined('MB_CASE_UPPER') && preg_match('/^=\?.*\?=$/s', $name)) { $origCharset = mb_internal_encoding(); mb_internal_encoding($charset); $name = str_replace('_', '=20', $name); $name = mb_decode_mimeheader($name); mb_internal_encoding($origCharset); } $addresses[] = [ 'name' => trim($name, '\'" '), 'address' => $email, ]; } } } } return $addresses; } public function setFrom($address, $name = '', $auto = true) { $address = trim($address); $name = trim(preg_replace('/[\r\n]+/', '', $name)); $pos = strrpos($address, '@'); if ( (false === $pos) || ((!$this->has8bitChars(substr($address, ++$pos)) || !static::idnSupported()) && !static::validateAddress($address)) ) { $error_message = sprintf( '%s (From): %s', $this->lang('invalid_address'), $address ); $this->setError($error_message); $this->edebug($error_message); if ($this->exceptions) { throw new Exception($error_message); } return false; } $this->From = $address; $this->FromName = $name; if ($auto && empty($this->Sender)) { $this->Sender = $address; } return true; } public function getLastMessageID() { return $this->lastMessageID; } public static function validateAddress($address, $patternselect = null) { if (null === $patternselect) { $patternselect = static::$validator; } if (is_callable($patternselect) && !is_string($patternselect)) { return call_user_func($patternselect, $address); } if (strpos($address, "\n") !== false || strpos($address, "\r") !== false) { return false; } switch ($patternselect) { case 'pcre': case 'pcre8': return (bool) preg_match( '/^(?!(?>(?1)"?(?>\\\[ -~]|[^"])"?(?1)){255,})(?!(?>(?1)"?(?>\\\[ -~]|[^"])"?(?1)){65,}@)' . '((?>(?>(?>((?>(?>(?>\x0D\x0A)?[\t ])+|(?>[\t ]*\x0D\x0A)?[\t ]+)?)(\((?>(?2)' . '(?>[\x01-\x08\x0B\x0C\x0E-\'*-\[\]-\x7F]|\\\[\x00-\x7F]|(?3)))*(?2)\)))+(?2))|(?2))?)' . '([!#-\'*+\/-9=?^-~-]+|"(?>(?2)(?>[\x01-\x08\x0B\x0C\x0E-!#-\[\]-\x7F]|\\\[\x00-\x7F]))*' . '(?2)")(?>(?1)\.(?1)(?4))*(?1)@(?!(?1)[a-z0-9-]{64,})(?1)(?>([a-z0-9](?>[a-z0-9-]*[a-z0-9])?)' . '(?>(?1)\.(?!(?1)[a-z0-9-]{64,})(?1)(?5)){0,126}|\[(?:(?>IPv6:(?>([a-f0-9]{1,4})(?>:(?6)){7}' . '|(?!(?:.*[a-f0-9][:\]]){8,})((?6)(?>:(?6)){0,6})?::(?7)?))|(?>(?>IPv6:(?>(?6)(?>:(?6)){5}:' . '|(?!(?:.*[a-f0-9]:){6,})(?8)?::(?>((?6)(?>:(?6)){0,4}):)?))?(25[0-5]|2[0-4][0-9]|1[0-9]{2}' . '|[1-9]?[0-9])(?>\.(?9)){3}))\])(?1)$/isD', $address ); case 'html5': return (bool) preg_match( '/^[a-zA-Z0-9.!#$%&\'*+\/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}' . '[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$/sD', $address ); case 'php': default: return filter_var($address, FILTER_VALIDATE_EMAIL) !== false; } } public static function idnSupported() { return function_exists('idn_to_ascii') && function_exists('mb_convert_encoding'); } public function punyencodeAddress($address) { $pos = strrpos($address, '@'); if ( !empty($this->CharSet) && false !== $pos && static::idnSupported() ) { $domain = substr($address, ++$pos); if ($this->has8bitChars($domain) && @mb_check_encoding($domain, $this->CharSet)) { $domain = mb_convert_encoding($domain, self::CHARSET_UTF8, $this->CharSet); $errorcode = 0; if (defined('INTL_IDNA_VARIANT_UTS46')) { $punycode = idn_to_ascii($domain, $errorcode, \INTL_IDNA_VARIANT_UTS46); } elseif (defined('INTL_IDNA_VARIANT_2003')) { $punycode = idn_to_ascii($domain, $errorcode, \INTL_IDNA_VARIANT_2003); } else { $punycode = idn_to_ascii($domain, $errorcode); } if (false !== $punycode) { return substr($address, 0, $pos) . $punycode; } } } return $address; } public function send() { try { if (!$this->preSend()) { return false; } return $this->postSend(); } catch (Exception $exc) { $this->mailHeader = ''; $this->setError($exc->getMessage()); if ($this->exceptions) { throw $exc; } return false; } } public function preSend() { if ( 'smtp' === $this->Mailer || ('mail' === $this->Mailer && (\PHP_VERSION_ID >= 80000 || stripos(PHP_OS, 'WIN') === 0)) ) { static::setLE(self::CRLF); } else { static::setLE(PHP_EOL); } if ( 'mail' === $this->Mailer && ((\PHP_VERSION_ID >= 70000 && \PHP_VERSION_ID < 70017) || (\PHP_VERSION_ID >= 70100 && \PHP_VERSION_ID < 70103)) && ini_get('mail.add_x_header') === '1' && stripos(PHP_OS, 'WIN') === 0 ) { trigger_error($this->lang('buggy_php'), E_USER_WARNING); } try { $this->error_count = 0; $this->mailHeader = ''; foreach (array_merge($this->RecipientsQueue, $this->ReplyToQueue) as $params) { $params[1] = $this->punyencodeAddress($params[1]); call_user_func_array([$this, 'addAnAddress'], $params); } if (count($this->to) + count($this->cc) + count($this->bcc) < 1) { throw new Exception($this->lang('provide_address'), self::STOP_CRITICAL); } foreach (['From', 'Sender', 'ConfirmReadingTo'] as $address_kind) { $this->$address_kind = trim($this->$address_kind); if (empty($this->$address_kind)) { continue; } $this->$address_kind = $this->punyencodeAddress($this->$address_kind); if (!static::validateAddress($this->$address_kind)) { $error_message = sprintf( '%s (%s): %s', $this->lang('invalid_address'), $address_kind, $this->$address_kind ); $this->setError($error_message); $this->edebug($error_message); if ($this->exceptions) { throw new Exception($error_message); } return false; } } if ($this->alternativeExists()) { $this->ContentType = static::CONTENT_TYPE_MULTIPART_ALTERNATIVE; } $this->setMessageType(); if (!$this->AllowEmpty && empty($this->Body)) { throw new Exception($this->lang('empty_message'), self::STOP_CRITICAL); } $this->Subject = trim($this->Subject); $this->MIMEHeader = ''; $this->MIMEBody = $this->createBody(); $tempheaders = $this->MIMEHeader; $this->MIMEHeader = $this->createHeader(); $this->MIMEHeader .= $tempheaders; if ('mail' === $this->Mailer) { if (count($this->to) > 0) { $this->mailHeader .= $this->addrAppend('To', $this->to); } else { $this->mailHeader .= $this->headerLine('To', 'undisclosed-recipients:;'); } $this->mailHeader .= $this->headerLine( 'Subject', $this->encodeHeader($this->secureHeader($this->Subject)) ); } if ( !empty($this->DKIM_domain) && !empty($this->DKIM_selector) && (!empty($this->DKIM_private_string) || (!empty($this->DKIM_private) && static::isPermittedPath($this->DKIM_private) && file_exists($this->DKIM_private) ) ) ) { $header_dkim = $this->DKIM_Add( $this->MIMEHeader . $this->mailHeader, $this->encodeHeader($this->secureHeader($this->Subject)), $this->MIMEBody ); $this->MIMEHeader = static::stripTrailingWSP($this->MIMEHeader) . static::$LE . static::normalizeBreaks($header_dkim) . static::$LE; } return true; } catch (Exception $exc) { $this->setError($exc->getMessage()); if ($this->exceptions) { throw $exc; } return false; } } public function postSend() { try { switch ($this->Mailer) { case 'sendmail': case 'qmail': return $this->sendmailSend($this->MIMEHeader, $this->MIMEBody); case 'smtp': return $this->smtpSend($this->MIMEHeader, $this->MIMEBody); case 'mail': return $this->mailSend($this->MIMEHeader, $this->MIMEBody); default: $sendMethod = $this->Mailer . 'Send'; if (method_exists($this, $sendMethod)) { return $this->$sendMethod($this->MIMEHeader, $this->MIMEBody); } return $this->mailSend($this->MIMEHeader, $this->MIMEBody); } } catch (Exception $exc) { if ($this->Mailer === 'smtp' && $this->SMTPKeepAlive == true) { $this->smtp->reset(); } $this->setError($exc->getMessage()); $this->edebug($exc->getMessage()); if ($this->exceptions) { throw $exc; } } return false; } protected function sendmailSend($header, $body) { if ($this->Mailer === 'qmail') { $this->edebug('Sending with qmail'); } else { $this->edebug('Sending with sendmail'); } $header = static::stripTrailingWSP($header) . static::$LE . static::$LE; if (empty($this->Sender) && !empty(ini_get('sendmail_from'))) { $this->Sender = ini_get('sendmail_from'); } if (!empty($this->Sender) && static::validateAddress($this->Sender) && self::isShellSafe($this->Sender)) { if ($this->Mailer === 'qmail') { $sendmailFmt = '%s -f%s'; } else { $sendmailFmt = '%s -oi -f%s -t'; } } else { $sendmailFmt = '%s -oi -t'; } $sendmail = sprintf($sendmailFmt, escapeshellcmd($this->Sendmail), $this->Sender); $this->edebug('Sendmail path: ' . $this->Sendmail); $this->edebug('Sendmail command: ' . $sendmail); $this->edebug('Envelope sender: ' . $this->Sender); $this->edebug("Headers: {$header}"); if ($this->SingleTo) { foreach ($this->SingleToArray as $toAddr) { $mail = @popen($sendmail, 'w'); if (!$mail) { throw new Exception($this->lang('execute') . $this->Sendmail, self::STOP_CRITICAL); } $this->edebug("To: {$toAddr}"); fwrite($mail, 'To: ' . $toAddr . "\n"); fwrite($mail, $header); fwrite($mail, $body); $result = pclose($mail); $addrinfo = static::parseAddresses($toAddr, true, $this->charSet); $this->doCallback( ($result === 0), [[$addrinfo['address'], $addrinfo['name']]], $this->cc, $this->bcc, $this->Subject, $body, $this->From, [] ); $this->edebug("Result: " . ($result === 0 ? 'true' : 'false')); if (0 !== $result) { throw new Exception($this->lang('execute') . $this->Sendmail, self::STOP_CRITICAL); } } } else { $mail = @popen($sendmail, 'w'); if (!$mail) { throw new Exception($this->lang('execute') . $this->Sendmail, self::STOP_CRITICAL); } fwrite($mail, $header); fwrite($mail, $body); $result = pclose($mail); $this->doCallback( ($result === 0), $this->to, $this->cc, $this->bcc, $this->Subject, $body, $this->From, [] ); $this->edebug("Result: " . ($result === 0 ? 'true' : 'false')); if (0 !== $result) { throw new Exception($this->lang('execute') . $this->Sendmail, self::STOP_CRITICAL); } } return true; } protected static function isShellSafe($string) { if ( escapeshellcmd($string) !== $string || !in_array(escapeshellarg($string), ["'$string'", "\"$string\""]) ) { return false; } $length = strlen($string); for ($i = 0; $i < $length; ++$i) { $c = $string[$i]; if (!ctype_alnum($c) && strpos('@_-.', $c) === false) { return false; } } return true; } protected static function isPermittedPath($path) { return !preg_match('#^[a-z][a-z\d+.-]*://#i', $path); } protected static function fileIsAccessible($path) { if (!static::isPermittedPath($path)) { return false; } $readable = file_exists($path); if (strpos($path, '\\\\') !== 0) { $readable = $readable && is_readable($path); } return $readable; } protected function mailSend($header, $body) { $header = static::stripTrailingWSP($header) . static::$LE . static::$LE; $toArr = []; foreach ($this->to as $toaddr) { $toArr[] = $this->addrFormat($toaddr); } $to = implode(', ', $toArr); $params = null; if (empty($this->Sender) && !empty(ini_get('sendmail_from'))) { $this->Sender = ini_get('sendmail_from'); } if (!empty($this->Sender) && static::validateAddress($this->Sender)) { if (self::isShellSafe($this->Sender)) { $params = sprintf('-f%s', $this->Sender); } $old_from = ini_get('sendmail_from'); ini_set('sendmail_from', $this->Sender); } $result = false; if ($this->SingleTo && count($toArr) > 1) { foreach ($toArr as $toAddr) { $result = $this->mailPassthru($toAddr, $this->Subject, $body, $header, $params); $addrinfo = static::parseAddresses($toAddr, true, $this->charSet); $this->doCallback( $result, [[$addrinfo['address'], $addrinfo['name']]], $this->cc, $this->bcc, $this->Subject, $body, $this->From, [] ); } } else { $result = $this->mailPassthru($to, $this->Subject, $body, $header, $params); $this->doCallback($result, $this->to, $this->cc, $this->bcc, $this->Subject, $body, $this->From, []); } if (isset($old_from)) { ini_set('sendmail_from', $old_from); } if (!$result) { throw new Exception($this->lang('instantiate'), self::STOP_CRITICAL); } return true; } public function getSMTPInstance() { if (!is_object($this->smtp)) { $this->smtp = new SMTP(); } return $this->smtp; } public function setSMTPInstance(SMTP $smtp) { $this->smtp = $smtp; return $this->smtp; } protected function smtpSend($header, $body) { $header = static::stripTrailingWSP($header) . static::$LE . static::$LE; $bad_rcpt = []; if (!$this->smtpConnect($this->SMTPOptions)) { throw new Exception($this->lang('smtp_connect_failed'), self::STOP_CRITICAL); } if ('' === $this->Sender) { $smtp_from = $this->From; } else { $smtp_from = $this->Sender; } if (!$this->smtp->mail($smtp_from)) { $this->setError($this->lang('from_failed') . $smtp_from . ' : ' . implode(',', $this->smtp->getError())); throw new Exception($this->ErrorInfo, self::STOP_CRITICAL); } $callbacks = []; foreach ([$this->to, $this->cc, $this->bcc] as $togroup) { foreach ($togroup as $to) { if (!$this->smtp->recipient($to[0], $this->dsn)) { $error = $this->smtp->getError(); $bad_rcpt[] = ['to' => $to[0], 'error' => $error['detail']]; $isSent = false; } else { $isSent = true; } $callbacks[] = ['issent' => $isSent, 'to' => $to[0], 'name' => $to[1]]; } } if ((count($this->all_recipients) > count($bad_rcpt)) && !$this->smtp->data($header . $body)) { throw new Exception($this->lang('data_not_accepted'), self::STOP_CRITICAL); } $smtp_transaction_id = $this->smtp->getLastTransactionID(); if ($this->SMTPKeepAlive) { $this->smtp->reset(); } else { $this->smtp->quit(); $this->smtp->close(); } foreach ($callbacks as $cb) { $this->doCallback( $cb['issent'], [[$cb['to'], $cb['name']]], [], [], $this->Subject, $body, $this->From, ['smtp_transaction_id' => $smtp_transaction_id] ); } if (count($bad_rcpt) > 0) { $errstr = ''; foreach ($bad_rcpt as $bad) { $errstr .= $bad['to'] . ': ' . $bad['error']; } throw new Exception($this->lang('recipients_failed') . $errstr, self::STOP_CONTINUE); } return true; } public function smtpConnect($options = null) { if (null === $this->smtp) { $this->smtp = $this->getSMTPInstance(); } if (null === $options) { $options = $this->SMTPOptions; } if ($this->smtp->connected()) { return true; } $this->smtp->setTimeout($this->Timeout); $this->smtp->setDebugLevel($this->SMTPDebug); $this->smtp->setDebugOutput($this->Debugoutput); $this->smtp->setVerp($this->do_verp); $hosts = explode(';', $this->Host); $lastexception = null; foreach ($hosts as $hostentry) { $hostinfo = []; if ( !preg_match( '/^(?:(ssl|tls):\/\/)?(.+?)(?::(\d+))?$/', trim($hostentry), $hostinfo ) ) { $this->edebug($this->lang('invalid_hostentry') . ' ' . trim($hostentry)); continue; } if (!static::isValidHost($hostinfo[2])) { $this->edebug($this->lang('invalid_host') . ' ' . $hostinfo[2]); continue; } $prefix = ''; $secure = $this->SMTPSecure; $tls = (static::ENCRYPTION_STARTTLS === $this->SMTPSecure); if ('ssl' === $hostinfo[1] || ('' === $hostinfo[1] && static::ENCRYPTION_SMTPS === $this->SMTPSecure)) { $prefix = 'ssl://'; $tls = false; $secure = static::ENCRYPTION_SMTPS; } elseif ('tls' === $hostinfo[1]) { $tls = true; $secure = static::ENCRYPTION_STARTTLS; } $sslext = defined('OPENSSL_ALGO_SHA256'); if (static::ENCRYPTION_STARTTLS === $secure || static::ENCRYPTION_SMTPS === $secure) { if (!$sslext) { throw new Exception($this->lang('extension_missing') . 'openssl', self::STOP_CRITICAL); } } $host = $hostinfo[2]; $port = $this->Port; if ( array_key_exists(3, $hostinfo) && is_numeric($hostinfo[3]) && $hostinfo[3] > 0 && $hostinfo[3] < 65536 ) { $port = (int) $hostinfo[3]; } if ($this->smtp->connect($prefix . $host, $port, $this->Timeout, $options)) { try { if ($this->Helo) { $hello = $this->Helo; } else { $hello = $this->serverHostname(); } $this->smtp->hello($hello); if ($this->SMTPAutoTLS && $sslext && 'ssl' !== $secure && $this->smtp->getServerExt('STARTTLS')) { $tls = true; } if ($tls) { if (!$this->smtp->startTLS()) { throw new Exception($this->lang('connect_host')); } $this->smtp->hello($hello); } if ( $this->SMTPAuth && !$this->smtp->authenticate( $this->Username, $this->Password, $this->AuthType, $this->oauth ) ) { throw new Exception($this->lang('authenticate')); } return true; } catch (Exception $exc) { $lastexception = $exc; $this->edebug($exc->getMessage()); $this->smtp->quit(); } } } $this->smtp->close(); if ($this->exceptions && null !== $lastexception) { throw $lastexception; } return false; } public function smtpClose() { if ((null !== $this->smtp) && $this->smtp->connected()) { $this->smtp->quit(); $this->smtp->close(); } } public function setLanguage($langcode = 'en', $lang_path = '') { $renamed_langcodes = [ 'br' => 'pt_br', 'cz' => 'cs', 'dk' => 'da', 'no' => 'nb', 'se' => 'sv', 'rs' => 'sr', 'tg' => 'tl', 'am' => 'hy', ]; if (array_key_exists($langcode, $renamed_langcodes)) { $langcode = $renamed_langcodes[$langcode]; } $PHPMAILER_LANG = [ 'authenticate' => 'SMTP Error: Could not authenticate.', 'buggy_php' => 'Your version of PHP is affected by a bug that may result in corrupted messages.' . ' To fix it, switch to sending using SMTP, disable the mail.add_x_header option in' . ' your php.ini, switch to MacOS or Linux, or upgrade your PHP to version 7.0.17+ or 7.1.3+.', 'connect_host' => 'SMTP Error: Could not connect to SMTP host.', 'data_not_accepted' => 'SMTP Error: data not accepted.', 'empty_message' => 'Message body empty', 'encoding' => 'Unknown encoding: ', 'execute' => 'Could not execute: ', 'extension_missing' => 'Extension missing: ', 'file_access' => 'Could not access file: ', 'file_open' => 'File Error: Could not open file: ', 'from_failed' => 'The following From address failed: ', 'instantiate' => 'Could not instantiate mail function.', 'invalid_address' => 'Invalid address: ', 'invalid_header' => 'Invalid header name or value', 'invalid_hostentry' => 'Invalid hostentry: ', 'invalid_host' => 'Invalid host: ', 'mailer_not_supported' => ' mailer is not supported.', 'provide_address' => 'You must provide at least one recipient email address.', 'recipients_failed' => 'SMTP Error: The following recipients failed: ', 'signing' => 'Signing Error: ', 'smtp_code' => 'SMTP code: ', 'smtp_code_ex' => 'Additional SMTP info: ', 'smtp_connect_failed' => 'SMTP connect() failed.', 'smtp_detail' => 'Detail: ', 'smtp_error' => 'SMTP server error: ', 'variable_set' => 'Cannot set or reset variable: ', ]; $PHPMAILER_LANG['authenticate'] = 'SMTP登录失败：邮箱账号或密码错误。'; $PHPMAILER_LANG['connect_host'] = '无法连接到 SMTP 主机。'; $PHPMAILER_LANG['data_not_accepted'] = '数据不被接受。'; $PHPMAILER_LANG['empty_message'] = '邮件正文为空。'; $PHPMAILER_LANG['encoding'] = '未知编码：'; $PHPMAILER_LANG['execute'] = '无法执行：'; $PHPMAILER_LANG['file_access'] = '无法访问文件：'; $PHPMAILER_LANG['file_open'] = '文件错误：无法打开文件：'; $PHPMAILER_LANG['from_failed'] = '发送地址错误：'; $PHPMAILER_LANG['instantiate'] = '未知函数调用。'; $PHPMAILER_LANG['invalid_address'] = '发送失败，电子邮箱地址是无效的：'; $PHPMAILER_LANG['mailer_not_supported'] = '发信客户端不被支持。'; $PHPMAILER_LANG['provide_address'] = '必须提供至少一个收件人地址。'; $PHPMAILER_LANG['recipients_failed'] = '收件人地址错误：'; $PHPMAILER_LANG['signing'] = '登录失败：'; $PHPMAILER_LANG['smtp_connect_failed'] = 'SMTP服务器连接失败：SMTP服务器地址或端口错误。'; $PHPMAILER_LANG['smtp_error'] = 'SMTP服务器出错：'; $PHPMAILER_LANG['variable_set'] = '无法设置或重置变量：'; $PHPMAILER_LANG['extension_missing'] = '丢失模块 Extension：'; if (empty($lang_path)) { $lang_path = dirname(__DIR__) . DIRECTORY_SEPARATOR . 'language' . DIRECTORY_SEPARATOR; } $foundlang = true; $langcode = strtolower($langcode); if ( !preg_match('/^(?P<lang>[a-z]{2})(?P<script>_[a-z]{4})?(?P<country>_[a-z]{2})?$/', $langcode, $matches) && $langcode !== 'en' ) { $foundlang = false; $langcode = 'en'; } if ('en' !== $langcode) { $langcodes = []; if (!empty($matches['script']) && !empty($matches['country'])) { $langcodes[] = $matches['lang'] . $matches['script'] . $matches['country']; } if (!empty($matches['country'])) { $langcodes[] = $matches['lang'] . $matches['country']; } if (!empty($matches['script'])) { $langcodes[] = $matches['lang'] . $matches['script']; } $langcodes[] = $matches['lang']; $foundFile = false; foreach ($langcodes as $code) { $lang_file = $lang_path . 'phpmailer.lang-' . $code . '.php'; if (static::fileIsAccessible($lang_file)) { $foundFile = true; break; } } if ($foundFile === false) { $foundlang = false; } else { $lines = file($lang_file); foreach ($lines as $line) { $matches = []; if ( preg_match( '/^\$PHPMAILER_LANG\[\'([a-z\d_]+)\'\]\s*=\s*(["\'])(.+)*?\2;/', $line, $matches ) && array_key_exists($matches[1], $PHPMAILER_LANG) ) { $PHPMAILER_LANG[$matches[1]] = (string)$matches[3]; } } } } $this->language = $PHPMAILER_LANG; return $foundlang; } public function getTranslations() { if (empty($this->language)) { $this->setLanguage(); } return $this->language; } public function addrAppend($type, $addr) { $addresses = []; foreach ($addr as $address) { $addresses[] = $this->addrFormat($address); } return $type . ': ' . implode(', ', $addresses) . static::$LE; } public function addrFormat($addr) { if (empty($addr[1])) { return $this->secureHeader($addr[0]); } return $this->encodeHeader($this->secureHeader($addr[1]), 'phrase') . ' <' . $this->secureHeader($addr[0]) . '>'; } public function wrapText($message, $length, $qp_mode = false) { if ($qp_mode) { $soft_break = sprintf(' =%s', static::$LE); } else { $soft_break = static::$LE; } $is_utf8 = static::CHARSET_UTF8 === strtolower($this->CharSet); $lelen = strlen(static::$LE); $crlflen = strlen(static::$LE); $message = static::normalizeBreaks($message); if (substr($message, -$lelen) === static::$LE) { $message = substr($message, 0, -$lelen); } $lines = explode(static::$LE, $message); $message = ''; foreach ($lines as $line) { $words = explode(' ', $line); $buf = ''; $firstword = true; foreach ($words as $word) { if ($qp_mode && (strlen($word) > $length)) { $space_left = $length - strlen($buf) - $crlflen; if (!$firstword) { if ($space_left > 20) { $len = $space_left; if ($is_utf8) { $len = $this->utf8CharBoundary($word, $len); } elseif ('=' === substr($word, $len - 1, 1)) { --$len; } elseif ('=' === substr($word, $len - 2, 1)) { $len -= 2; } $part = substr($word, 0, $len); $word = substr($word, $len); $buf .= ' ' . $part; $message .= $buf . sprintf('=%s', static::$LE); } else { $message .= $buf . $soft_break; } $buf = ''; } while ($word !== '') { if ($length <= 0) { break; } $len = $length; if ($is_utf8) { $len = $this->utf8CharBoundary($word, $len); } elseif ('=' === substr($word, $len - 1, 1)) { --$len; } elseif ('=' === substr($word, $len - 2, 1)) { $len -= 2; } $part = substr($word, 0, $len); $word = (string) substr($word, $len); if ($word !== '') { $message .= $part . sprintf('=%s', static::$LE); } else { $buf = $part; } } } else { $buf_o = $buf; if (!$firstword) { $buf .= ' '; } $buf .= $word; if ('' !== $buf_o && strlen($buf) > $length) { $message .= $buf_o . $soft_break; $buf = $word; } } $firstword = false; } $message .= $buf . static::$LE; } return $message; } public function utf8CharBoundary($encodedText, $maxLength) { $foundSplitPos = false; $lookBack = 3; while (!$foundSplitPos) { $lastChunk = substr($encodedText, $maxLength - $lookBack, $lookBack); $encodedCharPos = strpos($lastChunk, '='); if (false !== $encodedCharPos) { $hex = substr($encodedText, $maxLength - $lookBack + $encodedCharPos + 1, 2); $dec = hexdec($hex); if ($dec < 128) { if ($encodedCharPos > 0) { $maxLength -= $lookBack - $encodedCharPos; } $foundSplitPos = true; } elseif ($dec >= 192) { $maxLength -= $lookBack - $encodedCharPos; $foundSplitPos = true; } elseif ($dec < 192) { $lookBack += 3; } } else { $foundSplitPos = true; } } return $maxLength; } public function setWordWrap() { if ($this->WordWrap < 1) { return; } switch ($this->message_type) { case 'alt': case 'alt_inline': case 'alt_attach': case 'alt_inline_attach': $this->AltBody = $this->wrapText($this->AltBody, $this->WordWrap); break; default: $this->Body = $this->wrapText($this->Body, $this->WordWrap); break; } } public function createHeader() { $result = ''; $result .= $this->headerLine('Date', '' === $this->MessageDate ? self::rfcDate() : $this->MessageDate); if ('mail' !== $this->Mailer) { if ($this->SingleTo) { foreach ($this->to as $toaddr) { $this->SingleToArray[] = $this->addrFormat($toaddr); } } elseif (count($this->to) > 0) { $result .= $this->addrAppend('To', $this->to); } elseif (count($this->cc) === 0) { $result .= $this->headerLine('To', 'undisclosed-recipients:;'); } } $result .= $this->addrAppend('From', [[trim($this->From), $this->FromName]]); if (count($this->cc) > 0) { $result .= $this->addrAppend('Cc', $this->cc); } if ( ( 'sendmail' === $this->Mailer || 'qmail' === $this->Mailer || 'mail' === $this->Mailer ) && count($this->bcc) > 0 ) { $result .= $this->addrAppend('Bcc', $this->bcc); } if (count($this->ReplyTo) > 0) { $result .= $this->addrAppend('Reply-To', $this->ReplyTo); } if ('mail' !== $this->Mailer) { $result .= $this->headerLine('Subject', $this->encodeHeader($this->secureHeader($this->Subject))); } if ( '' !== $this->MessageID && preg_match( '/^<((([a-z\d!#$%&\'*+\/=?^_`{|}~-]+(\.[a-z\d!#$%&\'*+\/=?^_`{|}~-]+)*)' . '|("(([\x01-\x08\x0B\x0C\x0E-\x1F\x7F]|[\x21\x23-\x5B\x5D-\x7E])' . '|(\\[\x01-\x09\x0B\x0C\x0E-\x7F]))*"))@(([a-z\d!#$%&\'*+\/=?^_`{|}~-]+' . '(\.[a-z\d!#$%&\'*+\/=?^_`{|}~-]+)*)|(\[(([\x01-\x08\x0B\x0C\x0E-\x1F\x7F]' . '|[\x21-\x5A\x5E-\x7E])|(\\[\x01-\x09\x0B\x0C\x0E-\x7F]))*\])))>$/Di', $this->MessageID ) ) { $this->lastMessageID = $this->MessageID; } else { $this->lastMessageID = sprintf('<%s@%s>', $this->uniqueid, $this->serverHostname()); } $result .= $this->headerLine('Message-ID', $this->lastMessageID); if (null !== $this->Priority) { $result .= $this->headerLine('X-Priority', $this->Priority); } if ('' === $this->XMailer) { $result .= $this->headerLine( 'X-Mailer', 'PHPMailer ' . self::VERSION . '' ); } else { $myXmailer = trim($this->XMailer); if ($myXmailer) { $result .= $this->headerLine('X-Mailer', $myXmailer); } } if ('' !== $this->ConfirmReadingTo) { $result .= $this->headerLine('Disposition-Notification-To', '<' . $this->ConfirmReadingTo . '>'); } foreach ($this->CustomHeader as $header) { $result .= $this->headerLine( trim($header[0]), $this->encodeHeader(trim($header[1])) ); } if (!$this->sign_key_file) { $result .= $this->headerLine('MIME-Version', '1.0'); $result .= $this->getMailMIME(); } return $result; } public function getMailMIME() { $result = ''; $ismultipart = true; switch ($this->message_type) { case 'inline': $result .= $this->headerLine('Content-Type', static::CONTENT_TYPE_MULTIPART_RELATED . ';'); $result .= $this->textLine(' boundary="' . $this->boundary[1] . '"'); break; case 'attach': case 'inline_attach': case 'alt_attach': case 'alt_inline_attach': $result .= $this->headerLine('Content-Type', static::CONTENT_TYPE_MULTIPART_MIXED . ';'); $result .= $this->textLine(' boundary="' . $this->boundary[1] . '"'); break; case 'alt': case 'alt_inline': $result .= $this->headerLine('Content-Type', static::CONTENT_TYPE_MULTIPART_ALTERNATIVE . ';'); $result .= $this->textLine(' boundary="' . $this->boundary[1] . '"'); break; default: $result .= $this->textLine('Content-Type: ' . $this->ContentType . '; charset=' . $this->CharSet); $ismultipart = false; break; } if (static::ENCODING_7BIT !== $this->Encoding) { if ($ismultipart) { if (static::ENCODING_8BIT === $this->Encoding) { $result .= $this->headerLine('Content-Transfer-Encoding', static::ENCODING_8BIT); } } else { $result .= $this->headerLine('Content-Transfer-Encoding', $this->Encoding); } } return $result; } public function getSentMIMEMessage() { return static::stripTrailingWSP($this->MIMEHeader . $this->mailHeader) . static::$LE . static::$LE . $this->MIMEBody; } protected function generateId() { $len = 32; $bytes = ''; if (function_exists('random_bytes')) { try { $bytes = random_bytes($len); } catch (\Exception $e) { } } elseif (function_exists('openssl_random_pseudo_bytes')) { $bytes = openssl_random_pseudo_bytes($len); } if ($bytes === '') { $bytes = hash('sha256', uniqid((string) mt_rand(), true), true); } return str_replace(['=', '+', '/'], '', base64_encode(hash('sha256', $bytes, true))); } public function createBody() { $body = ''; $this->uniqueid = $this->generateId(); $this->boundary[1] = 'b1_' . $this->uniqueid; $this->boundary[2] = 'b2_' . $this->uniqueid; $this->boundary[3] = 'b3_' . $this->uniqueid; if ($this->sign_key_file) { $body .= $this->getMailMIME() . static::$LE; } $this->setWordWrap(); $bodyEncoding = $this->Encoding; $bodyCharSet = $this->CharSet; if (static::ENCODING_8BIT === $bodyEncoding && !$this->has8bitChars($this->Body)) { $bodyEncoding = static::ENCODING_7BIT; $bodyCharSet = static::CHARSET_ASCII; } if (static::ENCODING_BASE64 !== $this->Encoding && static::hasLineLongerThanMax($this->Body)) { $bodyEncoding = static::ENCODING_QUOTED_PRINTABLE; } $altBodyEncoding = $this->Encoding; $altBodyCharSet = $this->CharSet; if (static::ENCODING_8BIT === $altBodyEncoding && !$this->has8bitChars($this->AltBody)) { $altBodyEncoding = static::ENCODING_7BIT; $altBodyCharSet = static::CHARSET_ASCII; } if (static::ENCODING_BASE64 !== $altBodyEncoding && static::hasLineLongerThanMax($this->AltBody)) { $altBodyEncoding = static::ENCODING_QUOTED_PRINTABLE; } $mimepre = 'This is a multi-part message in MIME format.' . static::$LE . static::$LE; switch ($this->message_type) { case 'inline': $body .= $mimepre; $body .= $this->getBoundary($this->boundary[1], $bodyCharSet, '', $bodyEncoding); $body .= $this->encodeString($this->Body, $bodyEncoding); $body .= static::$LE; $body .= $this->attachAll('inline', $this->boundary[1]); break; case 'attach': $body .= $mimepre; $body .= $this->getBoundary($this->boundary[1], $bodyCharSet, '', $bodyEncoding); $body .= $this->encodeString($this->Body, $bodyEncoding); $body .= static::$LE; $body .= $this->attachAll('attachment', $this->boundary[1]); break; case 'inline_attach': $body .= $mimepre; $body .= $this->textLine('--' . $this->boundary[1]); $body .= $this->headerLine('Content-Type', static::CONTENT_TYPE_MULTIPART_RELATED . ';'); $body .= $this->textLine(' boundary="' . $this->boundary[2] . '";'); $body .= $this->textLine(' type="' . static::CONTENT_TYPE_TEXT_HTML . '"'); $body .= static::$LE; $body .= $this->getBoundary($this->boundary[2], $bodyCharSet, '', $bodyEncoding); $body .= $this->encodeString($this->Body, $bodyEncoding); $body .= static::$LE; $body .= $this->attachAll('inline', $this->boundary[2]); $body .= static::$LE; $body .= $this->attachAll('attachment', $this->boundary[1]); break; case 'alt': $body .= $mimepre; $body .= $this->getBoundary( $this->boundary[1], $altBodyCharSet, static::CONTENT_TYPE_PLAINTEXT, $altBodyEncoding ); $body .= $this->encodeString($this->AltBody, $altBodyEncoding); $body .= static::$LE; $body .= $this->getBoundary( $this->boundary[1], $bodyCharSet, static::CONTENT_TYPE_TEXT_HTML, $bodyEncoding ); $body .= $this->encodeString($this->Body, $bodyEncoding); $body .= static::$LE; if (!empty($this->Ical)) { $method = static::ICAL_METHOD_REQUEST; foreach (static::$IcalMethods as $imethod) { if (stripos($this->Ical, 'METHOD:' . $imethod) !== false) { $method = $imethod; break; } } $body .= $this->getBoundary( $this->boundary[1], '', static::CONTENT_TYPE_TEXT_CALENDAR . '; method=' . $method, '' ); $body .= $this->encodeString($this->Ical, $this->Encoding); $body .= static::$LE; } $body .= $this->endBoundary($this->boundary[1]); break; case 'alt_inline': $body .= $mimepre; $body .= $this->getBoundary( $this->boundary[1], $altBodyCharSet, static::CONTENT_TYPE_PLAINTEXT, $altBodyEncoding ); $body .= $this->encodeString($this->AltBody, $altBodyEncoding); $body .= static::$LE; $body .= $this->textLine('--' . $this->boundary[1]); $body .= $this->headerLine('Content-Type', static::CONTENT_TYPE_MULTIPART_RELATED . ';'); $body .= $this->textLine(' boundary="' . $this->boundary[2] . '";'); $body .= $this->textLine(' type="' . static::CONTENT_TYPE_TEXT_HTML . '"'); $body .= static::$LE; $body .= $this->getBoundary( $this->boundary[2], $bodyCharSet, static::CONTENT_TYPE_TEXT_HTML, $bodyEncoding ); $body .= $this->encodeString($this->Body, $bodyEncoding); $body .= static::$LE; $body .= $this->attachAll('inline', $this->boundary[2]); $body .= static::$LE; $body .= $this->endBoundary($this->boundary[1]); break; case 'alt_attach': $body .= $mimepre; $body .= $this->textLine('--' . $this->boundary[1]); $body .= $this->headerLine('Content-Type', static::CONTENT_TYPE_MULTIPART_ALTERNATIVE . ';'); $body .= $this->textLine(' boundary="' . $this->boundary[2] . '"'); $body .= static::$LE; $body .= $this->getBoundary( $this->boundary[2], $altBodyCharSet, static::CONTENT_TYPE_PLAINTEXT, $altBodyEncoding ); $body .= $this->encodeString($this->AltBody, $altBodyEncoding); $body .= static::$LE; $body .= $this->getBoundary( $this->boundary[2], $bodyCharSet, static::CONTENT_TYPE_TEXT_HTML, $bodyEncoding ); $body .= $this->encodeString($this->Body, $bodyEncoding); $body .= static::$LE; if (!empty($this->Ical)) { $method = static::ICAL_METHOD_REQUEST; foreach (static::$IcalMethods as $imethod) { if (stripos($this->Ical, 'METHOD:' . $imethod) !== false) { $method = $imethod; break; } } $body .= $this->getBoundary( $this->boundary[2], '', static::CONTENT_TYPE_TEXT_CALENDAR . '; method=' . $method, '' ); $body .= $this->encodeString($this->Ical, $this->Encoding); } $body .= $this->endBoundary($this->boundary[2]); $body .= static::$LE; $body .= $this->attachAll('attachment', $this->boundary[1]); break; case 'alt_inline_attach': $body .= $mimepre; $body .= $this->textLine('--' . $this->boundary[1]); $body .= $this->headerLine('Content-Type', static::CONTENT_TYPE_MULTIPART_ALTERNATIVE . ';'); $body .= $this->textLine(' boundary="' . $this->boundary[2] . '"'); $body .= static::$LE; $body .= $this->getBoundary( $this->boundary[2], $altBodyCharSet, static::CONTENT_TYPE_PLAINTEXT, $altBodyEncoding ); $body .= $this->encodeString($this->AltBody, $altBodyEncoding); $body .= static::$LE; $body .= $this->textLine('--' . $this->boundary[2]); $body .= $this->headerLine('Content-Type', static::CONTENT_TYPE_MULTIPART_RELATED . ';'); $body .= $this->textLine(' boundary="' . $this->boundary[3] . '";'); $body .= $this->textLine(' type="' . static::CONTENT_TYPE_TEXT_HTML . '"'); $body .= static::$LE; $body .= $this->getBoundary( $this->boundary[3], $bodyCharSet, static::CONTENT_TYPE_TEXT_HTML, $bodyEncoding ); $body .= $this->encodeString($this->Body, $bodyEncoding); $body .= static::$LE; $body .= $this->attachAll('inline', $this->boundary[3]); $body .= static::$LE; $body .= $this->endBoundary($this->boundary[2]); $body .= static::$LE; $body .= $this->attachAll('attachment', $this->boundary[1]); break; default: $this->Encoding = $bodyEncoding; $body .= $this->encodeString($this->Body, $this->Encoding); break; } if ($this->isError()) { $body = ''; if ($this->exceptions) { throw new Exception($this->lang('empty_message'), self::STOP_CRITICAL); } } elseif ($this->sign_key_file) { try { if (!defined('PKCS7_TEXT')) { throw new Exception($this->lang('extension_missing') . 'openssl'); } $file = tempnam(sys_get_temp_dir(), 'srcsign'); $signed = tempnam(sys_get_temp_dir(), 'mailsign'); file_put_contents($file, $body); if (empty($this->sign_extracerts_file)) { $sign = @openssl_pkcs7_sign( $file, $signed, 'file://' . realpath($this->sign_cert_file), ['file://' . realpath($this->sign_key_file), $this->sign_key_pass], [] ); } else { $sign = @openssl_pkcs7_sign( $file, $signed, 'file://' . realpath($this->sign_cert_file), ['file://' . realpath($this->sign_key_file), $this->sign_key_pass], [], PKCS7_DETACHED, $this->sign_extracerts_file ); } @unlink($file); if ($sign) { $body = file_get_contents($signed); @unlink($signed); $parts = explode("\n\n", $body, 2); $this->MIMEHeader .= $parts[0] . static::$LE . static::$LE; $body = $parts[1]; } else { @unlink($signed); throw new Exception($this->lang('signing') . openssl_error_string()); } } catch (Exception $exc) { $body = ''; if ($this->exceptions) { throw $exc; } } } return $body; } protected function getBoundary($boundary, $charSet, $contentType, $encoding) { $result = ''; if ('' === $charSet) { $charSet = $this->CharSet; } if ('' === $contentType) { $contentType = $this->ContentType; } if ('' === $encoding) { $encoding = $this->Encoding; } $result .= $this->textLine('--' . $boundary); $result .= sprintf('Content-Type: %s; charset=%s', $contentType, $charSet); $result .= static::$LE; if (static::ENCODING_7BIT !== $encoding) { $result .= $this->headerLine('Content-Transfer-Encoding', $encoding); } $result .= static::$LE; return $result; } protected function endBoundary($boundary) { return static::$LE . '--' . $boundary . '--' . static::$LE; } protected function setMessageType() { $type = []; if ($this->alternativeExists()) { $type[] = 'alt'; } if ($this->inlineImageExists()) { $type[] = 'inline'; } if ($this->attachmentExists()) { $type[] = 'attach'; } $this->message_type = implode('_', $type); if ('' === $this->message_type) { $this->message_type = 'plain'; } } public function headerLine($name, $value) { return $name . ': ' . $value . static::$LE; } public function textLine($value) { return $value . static::$LE; } public function addAttachment( $path, $name = '', $encoding = self::ENCODING_BASE64, $type = '', $disposition = 'attachment' ) { try { if (!static::fileIsAccessible($path)) { throw new Exception($this->lang('file_access') . $path, self::STOP_CONTINUE); } if ('' === $type) { $type = static::filenameToType($path); } $filename = (string) static::mb_pathinfo($path, PATHINFO_BASENAME); if ('' === $name) { $name = $filename; } if (!$this->validateEncoding($encoding)) { throw new Exception($this->lang('encoding') . $encoding); } $this->attachment[] = [ 0 => $path, 1 => $filename, 2 => $name, 3 => $encoding, 4 => $type, 5 => false, 6 => $disposition, 7 => $name, ]; } catch (Exception $exc) { $this->setError($exc->getMessage()); $this->edebug($exc->getMessage()); if ($this->exceptions) { throw $exc; } return false; } return true; } public function getAttachments() { return $this->attachment; } protected function attachAll($disposition_type, $boundary) { $mime = []; $cidUniq = []; $incl = []; foreach ($this->attachment as $attachment) { if ($attachment[6] === $disposition_type) { $string = ''; $path = ''; $bString = $attachment[5]; if ($bString) { $string = $attachment[0]; } else { $path = $attachment[0]; } $inclhash = hash('sha256', serialize($attachment)); if (in_array($inclhash, $incl, true)) { continue; } $incl[] = $inclhash; $name = $attachment[2]; $encoding = $attachment[3]; $type = $attachment[4]; $disposition = $attachment[6]; $cid = $attachment[7]; if ('inline' === $disposition && array_key_exists($cid, $cidUniq)) { continue; } $cidUniq[$cid] = true; $mime[] = sprintf('--%s%s', $boundary, static::$LE); if (!empty($name)) { $mime[] = sprintf( 'Content-Type: %s; name=%s%s', $type, static::quotedString($this->encodeHeader($this->secureHeader($name))), static::$LE ); } else { $mime[] = sprintf( 'Content-Type: %s%s', $type, static::$LE ); } if (static::ENCODING_7BIT !== $encoding) { $mime[] = sprintf('Content-Transfer-Encoding: %s%s', $encoding, static::$LE); } if ((string) $cid !== '' && $disposition === 'inline') { $mime[] = 'Content-ID: <' . $this->encodeHeader($this->secureHeader($cid)) . '>' . static::$LE; } if (!empty($disposition)) { $encoded_name = $this->encodeHeader($this->secureHeader($name)); if (!empty($encoded_name)) { $mime[] = sprintf( 'Content-Disposition: %s; filename=%s%s', $disposition, static::quotedString($encoded_name), static::$LE . static::$LE ); } else { $mime[] = sprintf( 'Content-Disposition: %s%s', $disposition, static::$LE . static::$LE ); } } else { $mime[] = static::$LE; } if ($bString) { $mime[] = $this->encodeString($string, $encoding); } else { $mime[] = $this->encodeFile($path, $encoding); } if ($this->isError()) { return ''; } $mime[] = static::$LE; } } $mime[] = sprintf('--%s--%s', $boundary, static::$LE); return implode('', $mime); } protected function encodeFile($path, $encoding = self::ENCODING_BASE64) { try { if (!static::fileIsAccessible($path)) { throw new Exception($this->lang('file_open') . $path, self::STOP_CONTINUE); } $file_buffer = file_get_contents($path); if (false === $file_buffer) { throw new Exception($this->lang('file_open') . $path, self::STOP_CONTINUE); } $file_buffer = $this->encodeString($file_buffer, $encoding); return $file_buffer; } catch (Exception $exc) { $this->setError($exc->getMessage()); $this->edebug($exc->getMessage()); if ($this->exceptions) { throw $exc; } return ''; } } public function encodeString($str, $encoding = self::ENCODING_BASE64) { $encoded = ''; switch (strtolower($encoding)) { case static::ENCODING_BASE64: $encoded = chunk_split( base64_encode($str), static::STD_LINE_LENGTH, static::$LE ); break; case static::ENCODING_7BIT: case static::ENCODING_8BIT: $encoded = static::normalizeBreaks($str); if (substr($encoded, -(strlen(static::$LE))) !== static::$LE) { $encoded .= static::$LE; } break; case static::ENCODING_BINARY: $encoded = $str; break; case static::ENCODING_QUOTED_PRINTABLE: $encoded = $this->encodeQP($str); break; default: $this->setError($this->lang('encoding') . $encoding); if ($this->exceptions) { throw new Exception($this->lang('encoding') . $encoding); } break; } return $encoded; } public function encodeHeader($str, $position = 'text') { $matchcount = 0; switch (strtolower($position)) { case 'phrase': if (!preg_match('/[\200-\377]/', $str)) { $encoded = addcslashes($str, "\0..\37\177\\\""); if (($str === $encoded) && !preg_match('/[^A-Za-z0-9!#$%&\'*+\/=?^_`{|}~ -]/', $str)) { return $encoded; } return "\"$encoded\""; } $matchcount = preg_match_all('/[^\040\041\043-\133\135-\176]/', $str, $matches); break; case 'comment': $matchcount = preg_match_all('/[()"]/', $str, $matches); case 'text': default: $matchcount += preg_match_all('/[\000-\010\013\014\016-\037\177-\377]/', $str, $matches); break; } if ($this->has8bitChars($str)) { $charset = $this->CharSet; } else { $charset = static::CHARSET_ASCII; } $overhead = 8 + strlen($charset); if ('mail' === $this->Mailer) { $maxlen = static::MAIL_MAX_LINE_LENGTH - $overhead; } else { $maxlen = static::MAX_LINE_LENGTH - $overhead; } if ($matchcount > strlen($str) / 3) { $encoding = 'B'; } elseif ($matchcount > 0) { $encoding = 'Q'; } elseif (strlen($str) > $maxlen) { $encoding = 'Q'; } else { $encoding = false; } switch ($encoding) { case 'B': if ($this->hasMultiBytes($str)) { $encoded = $this->base64EncodeWrapMB($str, "\n"); } else { $encoded = base64_encode($str); $maxlen -= $maxlen % 4; $encoded = trim(chunk_split($encoded, $maxlen, "\n")); } $encoded = preg_replace('/^(.*)$/m', ' =?' . $charset . "?$encoding?\\1?=", $encoded); break; case 'Q': $encoded = $this->encodeQ($str, $position); $encoded = $this->wrapText($encoded, $maxlen, true); $encoded = str_replace('=' . static::$LE, "\n", trim($encoded)); $encoded = preg_replace('/^(.*)$/m', ' =?' . $charset . "?$encoding?\\1?=", $encoded); break; default: return $str; } return trim(static::normalizeBreaks($encoded)); } public function hasMultiBytes($str) { if (function_exists('mb_strlen')) { return strlen($str) > mb_strlen($str, $this->CharSet); } return false; } public function has8bitChars($text) { return (bool) preg_match('/[\x80-\xFF]/', $text); } public function base64EncodeWrapMB($str, $linebreak = null) { $start = '=?' . $this->CharSet . '?B?'; $end = '?='; $encoded = ''; if (null === $linebreak) { $linebreak = static::$LE; } $mb_length = mb_strlen($str, $this->CharSet); $length = 75 - strlen($start) - strlen($end); $ratio = $mb_length / strlen($str); $avgLength = floor($length * $ratio * .75); $offset = 0; for ($i = 0; $i < $mb_length; $i += $offset) { $lookBack = 0; do { $offset = $avgLength - $lookBack; $chunk = mb_substr($str, $i, $offset, $this->CharSet); $chunk = base64_encode($chunk); ++$lookBack; } while (strlen($chunk) > $length); $encoded .= $chunk . $linebreak; } return substr($encoded, 0, -strlen($linebreak)); } public function encodeQP($string) { return static::normalizeBreaks(quoted_printable_encode($string)); } public function encodeQ($str, $position = 'text') { $pattern = ''; $encoded = str_replace(["\r", "\n"], '', $str); switch (strtolower($position)) { case 'phrase': $pattern = '^A-Za-z0-9!*+\/ -'; break; case 'comment': $pattern = '\(\)"'; case 'text': default: $pattern = '\000-\011\013\014\016-\037\075\077\137\177-\377' . $pattern; break; } $matches = []; if (preg_match_all("/[{$pattern}]/", $encoded, $matches)) { $eqkey = array_search('=', $matches[0], true); if (false !== $eqkey) { unset($matches[0][$eqkey]); array_unshift($matches[0], '='); } foreach (array_unique($matches[0]) as $char) { $encoded = str_replace($char, '=' . sprintf('%02X', ord($char)), $encoded); } } return str_replace(' ', '_', $encoded); } public function addStringAttachment( $string, $filename, $encoding = self::ENCODING_BASE64, $type = '', $disposition = 'attachment' ) { try { if ('' === $type) { $type = static::filenameToType($filename); } if (!$this->validateEncoding($encoding)) { throw new Exception($this->lang('encoding') . $encoding); } $this->attachment[] = [ 0 => $string, 1 => $filename, 2 => static::mb_pathinfo($filename, PATHINFO_BASENAME), 3 => $encoding, 4 => $type, 5 => true, 6 => $disposition, 7 => 0, ]; } catch (Exception $exc) { $this->setError($exc->getMessage()); $this->edebug($exc->getMessage()); if ($this->exceptions) { throw $exc; } return false; } return true; } public function addEmbeddedImage( $path, $cid, $name = '', $encoding = self::ENCODING_BASE64, $type = '', $disposition = 'inline' ) { try { if (!static::fileIsAccessible($path)) { throw new Exception($this->lang('file_access') . $path, self::STOP_CONTINUE); } if ('' === $type) { $type = static::filenameToType($path); } if (!$this->validateEncoding($encoding)) { throw new Exception($this->lang('encoding') . $encoding); } $filename = (string) static::mb_pathinfo($path, PATHINFO_BASENAME); if ('' === $name) { $name = $filename; } $this->attachment[] = [ 0 => $path, 1 => $filename, 2 => $name, 3 => $encoding, 4 => $type, 5 => false, 6 => $disposition, 7 => $cid, ]; } catch (Exception $exc) { $this->setError($exc->getMessage()); $this->edebug($exc->getMessage()); if ($this->exceptions) { throw $exc; } return false; } return true; } public function addStringEmbeddedImage( $string, $cid, $name = '', $encoding = self::ENCODING_BASE64, $type = '', $disposition = 'inline' ) { try { if ('' === $type && !empty($name)) { $type = static::filenameToType($name); } if (!$this->validateEncoding($encoding)) { throw new Exception($this->lang('encoding') . $encoding); } $this->attachment[] = [ 0 => $string, 1 => $name, 2 => $name, 3 => $encoding, 4 => $type, 5 => true, 6 => $disposition, 7 => $cid, ]; } catch (Exception $exc) { $this->setError($exc->getMessage()); $this->edebug($exc->getMessage()); if ($this->exceptions) { throw $exc; } return false; } return true; } protected function validateEncoding($encoding) { return in_array( $encoding, [ self::ENCODING_7BIT, self::ENCODING_QUOTED_PRINTABLE, self::ENCODING_BASE64, self::ENCODING_8BIT, self::ENCODING_BINARY, ], true ); } protected function cidExists($cid) { foreach ($this->attachment as $attachment) { if ('inline' === $attachment[6] && $cid === $attachment[7]) { return true; } } return false; } public function inlineImageExists() { foreach ($this->attachment as $attachment) { if ('inline' === $attachment[6]) { return true; } } return false; } public function attachmentExists() { foreach ($this->attachment as $attachment) { if ('attachment' === $attachment[6]) { return true; } } return false; } public function alternativeExists() { return !empty($this->AltBody); } public function clearQueuedAddresses($kind) { $this->RecipientsQueue = array_filter( $this->RecipientsQueue, static function ($params) use ($kind) { return $params[0] !== $kind; } ); } public function clearAddresses() { foreach ($this->to as $to) { unset($this->all_recipients[strtolower($to[0])]); } $this->to = []; $this->clearQueuedAddresses('to'); } public function clearCCs() { foreach ($this->cc as $cc) { unset($this->all_recipients[strtolower($cc[0])]); } $this->cc = []; $this->clearQueuedAddresses('cc'); } public function clearBCCs() { foreach ($this->bcc as $bcc) { unset($this->all_recipients[strtolower($bcc[0])]); } $this->bcc = []; $this->clearQueuedAddresses('bcc'); } public function clearReplyTos() { $this->ReplyTo = []; $this->ReplyToQueue = []; } public function clearAllRecipients() { $this->to = []; $this->cc = []; $this->bcc = []; $this->all_recipients = []; $this->RecipientsQueue = []; } public function clearAttachments() { $this->attachment = []; } public function clearCustomHeaders() { $this->CustomHeader = []; } protected function setError($msg) { ++$this->error_count; if ('smtp' === $this->Mailer && null !== $this->smtp) { $lasterror = $this->smtp->getError(); if (!empty($lasterror['error'])) { $msg .= $this->lang('smtp_error') . $lasterror['error']; if (!empty($lasterror['detail'])) { $msg .= ' ' . $this->lang('smtp_detail') . $lasterror['detail']; } if (!empty($lasterror['smtp_code'])) { $msg .= ' ' . $this->lang('smtp_code') . $lasterror['smtp_code']; } if (!empty($lasterror['smtp_code_ex'])) { $msg .= ' ' . $this->lang('smtp_code_ex') . $lasterror['smtp_code_ex']; } } } $this->ErrorInfo = $msg; } public static function rfcDate() { date_default_timezone_set(@date_default_timezone_get()); return date('D, j M Y H:i:s O'); } protected function serverHostname() { $result = ''; if (!empty($this->Hostname)) { $result = $this->Hostname; } elseif (isset($_SERVER) && array_key_exists('SERVER_NAME', $_SERVER)) { $result = $_SERVER['SERVER_NAME']; } elseif (function_exists('gethostname') && gethostname() !== false) { $result = gethostname(); } elseif (php_uname('n') !== false) { $result = php_uname('n'); } if (!static::isValidHost($result)) { return 'localhost.localdomain'; } return $result; } public static function isValidHost($host) { if ( empty($host) || !is_string($host) || strlen($host) > 256 || !preg_match('/^([a-zA-Z\d.-]*|\[[a-fA-F\d:]+\])$/', $host) ) { return false; } if (strlen($host) > 2 && substr($host, 0, 1) === '[' && substr($host, -1, 1) === ']') { return filter_var(substr($host, 1, -1), FILTER_VALIDATE_IP, FILTER_FLAG_IPV6) !== false; } if (is_numeric(str_replace('.', '', $host))) { return filter_var($host, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) !== false; } if (filter_var('http://' . $host, FILTER_VALIDATE_URL) !== false) { return true; } return false; } protected function lang($key) { if (count($this->language) < 1) { $this->setLanguage(); } if (array_key_exists($key, $this->language)) { if ('smtp_connect_failed' === $key) { return $this->language[$key]; } return $this->language[$key]; } return $key; } public function isError() { return $this->error_count > 0; } public function addCustomHeader($name, $value = null) { if (null === $value && strpos($name, ':') !== false) { list($name, $value) = explode(':', $name, 2); } $name = trim($name); $value = (null === $value) ? '' : trim($value); if (empty($name) || strpbrk($name . $value, "\r\n") !== false) { if ($this->exceptions) { throw new Exception($this->lang('invalid_header')); } return false; } $this->CustomHeader[] = [$name, $value]; return true; } public function getCustomHeaders() { return $this->CustomHeader; } public function msgHTML($message, $basedir = '', $advanced = false) { preg_match_all('/(?<!-)(src|background)=["\'](.*)["\']/Ui', $message, $images); if (array_key_exists(2, $images)) { if (strlen($basedir) > 1 && '/' !== substr($basedir, -1)) { $basedir .= '/'; } foreach ($images[2] as $imgindex => $url) { $match = []; if (preg_match('#^data:(image/(?:jpe?g|gif|png));?(base64)?,(.+)#', $url, $match)) { if (count($match) === 4 && static::ENCODING_BASE64 === $match[2]) { $data = base64_decode($match[3]); } elseif ('' === $match[2]) { $data = rawurldecode($match[3]); } else { continue; } $cid = substr(hash('sha256', $data), 0, 32) . '@phpmailer.0'; if (!$this->cidExists($cid)) { $this->addStringEmbeddedImage( $data, $cid, 'embed' . $imgindex, static::ENCODING_BASE64, $match[1] ); } $message = str_replace( $images[0][$imgindex], $images[1][$imgindex] . '="cid:' . $cid . '"', $message ); continue; } if ( !empty($basedir) && (strpos($url, '..') === false) && 0 !== strpos($url, 'cid:') && !preg_match('#^[a-z][a-z0-9+.-]*:?//#i', $url) ) { $filename = static::mb_pathinfo($url, PATHINFO_BASENAME); $directory = dirname($url); if ('.' === $directory) { $directory = ''; } $cid = substr(hash('sha256', $url), 0, 32) . '@phpmailer.0'; if (strlen($basedir) > 1 && '/' !== substr($basedir, -1)) { $basedir .= '/'; } if (strlen($directory) > 1 && '/' !== substr($directory, -1)) { $directory .= '/'; } if ( $this->addEmbeddedImage( $basedir . $directory . $filename, $cid, $filename, static::ENCODING_BASE64, static::_mime_types((string) static::mb_pathinfo($filename, PATHINFO_EXTENSION)) ) ) { $message = preg_replace( '/' . $images[1][$imgindex] . '=["\']' . preg_quote($url, '/') . '["\']/Ui', $images[1][$imgindex] . '="cid:' . $cid . '"', $message ); } } } } $this->isHTML(); $this->Body = static::normalizeBreaks($message); $this->AltBody = static::normalizeBreaks($this->html2text($message, $advanced)); if (!$this->alternativeExists()) { $this->AltBody = 'This is an HTML-only message. To view it, activate HTML in your email application.' . static::$LE; } return $this->Body; } public function html2text($html, $advanced = false) { if (is_callable($advanced)) { return call_user_func($advanced, $html); } return html_entity_decode( trim(strip_tags(preg_replace('/<(head|title|style|script)[^>]*>.*?<\/\\1>/si', '', $html))), ENT_QUOTES, $this->CharSet ); } public static function _mime_types($ext = '') { $mimes = [ 'xl' => 'application/excel', 'js' => 'application/javascript', 'hqx' => 'application/mac-binhex40', 'cpt' => 'application/mac-compactpro', 'bin' => 'application/macbinary', 'doc' => 'application/msword', 'word' => 'application/msword', 'xlsx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet', 'xltx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.template', 'potx' => 'application/vnd.openxmlformats-officedocument.presentationml.template', 'ppsx' => 'application/vnd.openxmlformats-officedocument.presentationml.slideshow', 'pptx' => 'application/vnd.openxmlformats-officedocument.presentationml.presentation', 'sldx' => 'application/vnd.openxmlformats-officedocument.presentationml.slide', 'docx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.document', 'dotx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.template', 'xlam' => 'application/vnd.ms-excel.addin.macroEnabled.12', 'xlsb' => 'application/vnd.ms-excel.sheet.binary.macroEnabled.12', 'class' => 'application/octet-stream', 'dll' => 'application/octet-stream', 'dms' => 'application/octet-stream', 'exe' => 'application/octet-stream', 'lha' => 'application/octet-stream', 'lzh' => 'application/octet-stream', 'psd' => 'application/octet-stream', 'sea' => 'application/octet-stream', 'so' => 'application/octet-stream', 'oda' => 'application/oda', 'pdf' => 'application/pdf', 'ai' => 'application/postscript', 'eps' => 'application/postscript', 'ps' => 'application/postscript', 'smi' => 'application/smil', 'smil' => 'application/smil', 'mif' => 'application/vnd.mif', 'xls' => 'application/vnd.ms-excel', 'ppt' => 'application/vnd.ms-powerpoint', 'wbxml' => 'application/vnd.wap.wbxml', 'wmlc' => 'application/vnd.wap.wmlc', 'dcr' => 'application/x-director', 'dir' => 'application/x-director', 'dxr' => 'application/x-director', 'dvi' => 'application/x-dvi', 'gtar' => 'application/x-gtar', 'php3' => 'application/x-httpd-php', 'php4' => 'application/x-httpd-php', 'php' => 'application/x-httpd-php', 'phtml' => 'application/x-httpd-php', 'phps' => 'application/x-httpd-php-source', 'swf' => 'application/x-shockwave-flash', 'sit' => 'application/x-stuffit', 'tar' => 'application/x-tar', 'tgz' => 'application/x-tar', 'xht' => 'application/xhtml+xml', 'xhtml' => 'application/xhtml+xml', 'zip' => 'application/zip', 'mid' => 'audio/midi', 'midi' => 'audio/midi', 'mp2' => 'audio/mpeg', 'mp3' => 'audio/mpeg', 'm4a' => 'audio/mp4', 'mpga' => 'audio/mpeg', 'aif' => 'audio/x-aiff', 'aifc' => 'audio/x-aiff', 'aiff' => 'audio/x-aiff', 'ram' => 'audio/x-pn-realaudio', 'rm' => 'audio/x-pn-realaudio', 'rpm' => 'audio/x-pn-realaudio-plugin', 'ra' => 'audio/x-realaudio', 'wav' => 'audio/x-wav', 'mka' => 'audio/x-matroska', 'bmp' => 'image/bmp', 'gif' => 'image/gif', 'jpeg' => 'image/jpeg', 'jpe' => 'image/jpeg', 'jpg' => 'image/jpeg', 'png' => 'image/png', 'tiff' => 'image/tiff', 'tif' => 'image/tiff', 'webp' => 'image/webp', 'avif' => 'image/avif', 'heif' => 'image/heif', 'heifs' => 'image/heif-sequence', 'heic' => 'image/heic', 'heics' => 'image/heic-sequence', 'eml' => 'message/rfc822', 'css' => 'text/css', 'html' => 'text/html', 'htm' => 'text/html', 'shtml' => 'text/html', 'log' => 'text/plain', 'text' => 'text/plain', 'txt' => 'text/plain', 'rtx' => 'text/richtext', 'rtf' => 'text/rtf', 'vcf' => 'text/vcard', 'vcard' => 'text/vcard', 'ics' => 'text/calendar', 'xml' => 'text/xml', 'xsl' => 'text/xml', 'wmv' => 'video/x-ms-wmv', 'mpeg' => 'video/mpeg', 'mpe' => 'video/mpeg', 'mpg' => 'video/mpeg', 'mp4' => 'video/mp4', 'm4v' => 'video/mp4', 'mov' => 'video/quicktime', 'qt' => 'video/quicktime', 'rv' => 'video/vnd.rn-realvideo', 'avi' => 'video/x-msvideo', 'movie' => 'video/x-sgi-movie', 'webm' => 'video/webm', 'mkv' => 'video/x-matroska', ]; $ext = strtolower($ext); if (array_key_exists($ext, $mimes)) { return $mimes[$ext]; } return 'application/octet-stream'; } public static function filenameToType($filename) { $qpos = strpos($filename, '?'); if (false !== $qpos) { $filename = substr($filename, 0, $qpos); } $ext = static::mb_pathinfo($filename, PATHINFO_EXTENSION); return static::_mime_types($ext); } public static function mb_pathinfo($path, $options = null) { $ret = ['dirname' => '', 'basename' => '', 'extension' => '', 'filename' => '']; $pathinfo = []; if (preg_match('#^(.*?)[\\\\/]*(([^/\\\\]*?)(\.([^.\\\\/]+?)|))[\\\\/.]*$#m', $path, $pathinfo)) { if (array_key_exists(1, $pathinfo)) { $ret['dirname'] = $pathinfo[1]; } if (array_key_exists(2, $pathinfo)) { $ret['basename'] = $pathinfo[2]; } if (array_key_exists(5, $pathinfo)) { $ret['extension'] = $pathinfo[5]; } if (array_key_exists(3, $pathinfo)) { $ret['filename'] = $pathinfo[3]; } } switch ($options) { case PATHINFO_DIRNAME: case 'dirname': return $ret['dirname']; case PATHINFO_BASENAME: case 'basename': return $ret['basename']; case PATHINFO_EXTENSION: case 'extension': return $ret['extension']; case PATHINFO_FILENAME: case 'filename': return $ret['filename']; default: return $ret; } } public function set($name, $value = '') { if (property_exists($this, $name)) { $this->$name = $value; return true; } $this->setError($this->lang('variable_set') . $name); return false; } public function secureHeader($str) { return trim(str_replace(["\r", "\n"], '', $str)); } public static function normalizeBreaks($text, $breaktype = null) { if (null === $breaktype) { $breaktype = static::$LE; } $text = str_replace([self::CRLF, "\r"], "\n", $text); if ("\n" !== $breaktype) { $text = str_replace("\n", $breaktype, $text); } return $text; } public static function stripTrailingWSP($text) { return rtrim($text, " \r\n\t"); } public static function getLE() { return static::$LE; } protected static function setLE($le) { static::$LE = $le; } public function sign($cert_filename, $key_filename, $key_pass, $extracerts_filename = '') { $this->sign_cert_file = $cert_filename; $this->sign_key_file = $key_filename; $this->sign_key_pass = $key_pass; $this->sign_extracerts_file = $extracerts_filename; } public function DKIM_QP($txt) { $line = ''; $len = strlen($txt); for ($i = 0; $i < $len; ++$i) { $ord = ord($txt[$i]); if (((0x21 <= $ord) && ($ord <= 0x3A)) || $ord === 0x3C || ((0x3E <= $ord) && ($ord <= 0x7E))) { $line .= $txt[$i]; } else { $line .= '=' . sprintf('%02X', $ord); } } return $line; } public function DKIM_Sign($signHeader) { if (!defined('PKCS7_TEXT')) { if ($this->exceptions) { throw new Exception($this->lang('extension_missing') . 'openssl'); } return ''; } $privKeyStr = !empty($this->DKIM_private_string) ? $this->DKIM_private_string : file_get_contents($this->DKIM_private); if ('' !== $this->DKIM_passphrase) { $privKey = openssl_pkey_get_private($privKeyStr, $this->DKIM_passphrase); } else { $privKey = openssl_pkey_get_private($privKeyStr); } if (openssl_sign($signHeader, $signature, $privKey, 'sha256WithRSAEncryption')) { if (\PHP_MAJOR_VERSION < 8) { openssl_pkey_free($privKey); } return base64_encode($signature); } if (\PHP_MAJOR_VERSION < 8) { openssl_pkey_free($privKey); } return ''; } public function DKIM_HeaderC($signHeader) { $signHeader = static::normalizeBreaks($signHeader, self::CRLF); $signHeader = preg_replace('/\r\n[ \t]+/', ' ', $signHeader); $lines = explode(self::CRLF, $signHeader); foreach ($lines as $key => $line) { if (strpos($line, ':') === false) { continue; } list($heading, $value) = explode(':', $line, 2); $heading = strtolower($heading); $value = preg_replace('/[ \t]+/', ' ', $value); $lines[$key] = trim($heading, " \t") . ':' . trim($value, " \t"); } return implode(self::CRLF, $lines); } public function DKIM_BodyC($body) { if (empty($body)) { return self::CRLF; } $body = static::normalizeBreaks($body, self::CRLF); return static::stripTrailingWSP($body) . self::CRLF; } public function DKIM_Add($headers_line, $subject, $body) { $DKIMsignatureType = 'rsa-sha256'; $DKIMcanonicalization = 'relaxed/simple'; $DKIMquery = 'dns/txt'; $DKIMtime = time(); $autoSignHeaders = [ 'from', 'to', 'cc', 'date', 'subject', 'reply-to', 'message-id', 'content-type', 'mime-version', 'x-mailer', ]; if (stripos($headers_line, 'Subject') === false) { $headers_line .= 'Subject: ' . $subject . static::$LE; } $headerLines = explode(static::$LE, $headers_line); $currentHeaderLabel = ''; $currentHeaderValue = ''; $parsedHeaders = []; $headerLineIndex = 0; $headerLineCount = count($headerLines); foreach ($headerLines as $headerLine) { $matches = []; if (preg_match('/^([^ \t]*?)(?::[ \t]*)(.*)$/', $headerLine, $matches)) { if ($currentHeaderLabel !== '') { $parsedHeaders[] = ['label' => $currentHeaderLabel, 'value' => $currentHeaderValue]; } $currentHeaderLabel = $matches[1]; $currentHeaderValue = $matches[2]; } elseif (preg_match('/^[ \t]+(.*)$/', $headerLine, $matches)) { $currentHeaderValue .= ' ' . $matches[1]; } ++$headerLineIndex; if ($headerLineIndex >= $headerLineCount) { $parsedHeaders[] = ['label' => $currentHeaderLabel, 'value' => $currentHeaderValue]; } } $copiedHeaders = []; $headersToSignKeys = []; $headersToSign = []; foreach ($parsedHeaders as $header) { if (in_array(strtolower($header['label']), $autoSignHeaders, true)) { $headersToSignKeys[] = $header['label']; $headersToSign[] = $header['label'] . ': ' . $header['value']; if ($this->DKIM_copyHeaderFields) { $copiedHeaders[] = $header['label'] . ':' . str_replace('|', '=7C', $this->DKIM_QP($header['value'])); } continue; } if (in_array($header['label'], $this->DKIM_extraHeaders, true)) { foreach ($this->CustomHeader as $customHeader) { if ($customHeader[0] === $header['label']) { $headersToSignKeys[] = $header['label']; $headersToSign[] = $header['label'] . ': ' . $header['value']; if ($this->DKIM_copyHeaderFields) { $copiedHeaders[] = $header['label'] . ':' . str_replace('|', '=7C', $this->DKIM_QP($header['value'])); } continue 2; } } } } $copiedHeaderFields = ''; if ($this->DKIM_copyHeaderFields && count($copiedHeaders) > 0) { $copiedHeaderFields = ' z='; $first = true; foreach ($copiedHeaders as $copiedHeader) { if (!$first) { $copiedHeaderFields .= static::$LE . ' |'; } if (strlen($copiedHeader) > self::STD_LINE_LENGTH - 3) { $copiedHeaderFields .= substr( chunk_split($copiedHeader, self::STD_LINE_LENGTH - 3, static::$LE . self::FWS), 0, -strlen(static::$LE . self::FWS) ); } else { $copiedHeaderFields .= $copiedHeader; } $first = false; } $copiedHeaderFields .= ';' . static::$LE; } $headerKeys = ' h=' . implode(':', $headersToSignKeys) . ';' . static::$LE; $headerValues = implode(static::$LE, $headersToSign); $body = $this->DKIM_BodyC($body); $DKIMb64 = base64_encode(pack('H*', hash('sha256', $body))); $ident = ''; if ('' !== $this->DKIM_identity) { $ident = ' i=' . $this->DKIM_identity . ';' . static::$LE; } $dkimSignatureHeader = 'DKIM-Signature: v=1;' . ' d=' . $this->DKIM_domain . ';' . ' s=' . $this->DKIM_selector . ';' . static::$LE . ' a=' . $DKIMsignatureType . ';' . ' q=' . $DKIMquery . ';' . ' t=' . $DKIMtime . ';' . ' c=' . $DKIMcanonicalization . ';' . static::$LE . $headerKeys . $ident . $copiedHeaderFields . ' bh=' . $DKIMb64 . ';' . static::$LE . ' b='; $canonicalizedHeaders = $this->DKIM_HeaderC( $headerValues . static::$LE . $dkimSignatureHeader ); $signature = $this->DKIM_Sign($canonicalizedHeaders); $signature = trim(chunk_split($signature, self::STD_LINE_LENGTH - 3, static::$LE . self::FWS)); return static::normalizeBreaks($dkimSignatureHeader . $signature); } public static function hasLineLongerThanMax($str) { return (bool) preg_match('/^(.{' . (self::MAX_LINE_LENGTH + strlen(static::$LE)) . ',})/m', $str); } public static function quotedString($str) { if (preg_match('/[ ()<>@,;:"\/\[\]?=]/', $str)) { return '"' . str_replace('"', '\\"', $str) . '"'; } return $str; } public function getToAddresses() { return $this->to; } public function getCcAddresses() { return $this->cc; } public function getBccAddresses() { return $this->bcc; } public function getReplyToAddresses() { return $this->ReplyTo; } public function getAllRecipientAddresses() { return $this->all_recipients; } protected function doCallback($isSent, $to, $cc, $bcc, $subject, $body, $from, $extra) { if (!empty($this->action_function) && is_callable($this->action_function)) { call_user_func($this->action_function, $isSent, $to, $cc, $bcc, $subject, $body, $from, $extra); } } public function getOAuth() { return $this->oauth; } public function setOAuth(OAuth $oauth) { $this->oauth = $oauth; } } 